Based on a comparison of 9 countries in 2007,
France ranked the highest in Aquaculture production in 1984-2007 - Seawater - Total fishing areas - Blue mussel - Mytilus edulis (live weight) with 56,700 tonnes
followed by Netherlands and Ireland.
On the other end of the scale was
Iceland with 4.00 tonnes,
Denmark with 949 tonnes
and Sweden with 1,168 tonnes.